#include<stdio.h>
int main()
{
	int x,y;
	printf("enter x");
	scanf("%d",&x);
	y=0; 
	if(x>=0) 
	   if(x>0) 
	   y=1; 
	   else y=0;
	else y=-1; 
	printf("y=%d\n",y); 
	return 0;   
}
